GB8317368D0 - Portable electronic apparatus - Google Patents

Portable electronic apparatus

Info

Publication number
GB8317368D0
GB8317368D0 GB838317368A GB8317368A GB8317368D0 GB 8317368 D0 GB8317368 D0 GB 8317368D0 GB 838317368 A GB838317368 A GB 838317368A GB 8317368 A GB8317368 A GB 8317368A GB 8317368 D0 GB8317368 D0 GB 8317368D0
Authority
GB
United Kingdom
Prior art keywords
portable electronic
electronic apparatus
portable
electronic
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
GB838317368A
Other versions
GB2130405B (en
GB2130405A (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BAE Systems PLC
Original Assignee
British Aerospace PLC
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by British Aerospace PLC filed Critical British Aerospace PLC
Priority to GB08317368A priority Critical patent/GB2130405B/en
Publication of GB8317368D0 publication Critical patent/GB8317368D0/en
Publication of GB2130405A publication Critical patent/GB2130405A/en
Application granted granted Critical
Publication of GB2130405B publication Critical patent/GB2130405B/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/26—Power supply means, e.g. regulation thereof
    • G06F1/32—Means for saving power
    • G06F1/3203—Power management, i.e. event-based initiation of a power-saving mode
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/26—Power supply means, e.g. regulation thereof
    • G06F1/32—Means for saving power
    • G06F1/3203—Power management, i.e. event-based initiation of a power-saving mode
    • G06F1/3234—Power saving characterised by the action undertaken
    • G06F1/3293—Power saving characterised by the action undertaken by switching to a less power-consuming processor, e.g. sub-CPU
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D10/00—Energy efficient computing, e.g. low power processors, power management or thermal management

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Power Sources (AREA)
GB08317368A 1980-08-30 1983-06-27 Electronic calculator Expired GB2130405B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB08317368A GB2130405B (en) 1980-08-30 1983-06-27 Electronic calculator

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB8028119 1980-08-30
GB08317368A GB2130405B (en) 1980-08-30 1983-06-27 Electronic calculator

Publications (3)

Publication Number Publication Date
GB8317368D0 true GB8317368D0 (en) 1983-07-27
GB2130405A GB2130405A (en) 1984-05-31
GB2130405B GB2130405B (en) 1984-11-21

Family

ID=26276740

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08317368A Expired GB2130405B (en) 1980-08-30 1983-06-27 Electronic calculator

Country Status (1)

Country Link
GB (1) GB2130405B (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4794525A (en) * 1984-06-07 1988-12-27 Motorola, Inc. External interface control circuitry for microcomputer systems
IL75374A (en) * 1984-06-07 1989-02-28 Motorola Inc External interface control circuitry for microcomputer systems
JPS6145354A (en) * 1984-08-10 1986-03-05 Nec Corp Microprocessor
US5220671A (en) * 1990-08-13 1993-06-15 Matsushita Electric Industrial Co., Ltd. Low-power consuming information processing apparatus
WO1993017380A1 (en) * 1992-02-25 1993-09-02 Citizen Watch Co., Ltd. Liquid crystal display device
US6161186A (en) * 1999-02-12 2000-12-12 Hewlett Packard Company Lower power passive listen method for electronic devices
DE10061997A1 (en) 2000-12-13 2002-07-18 Infineon Technologies Ag The cryptographic processor
WO2003029943A2 (en) * 2001-09-29 2003-04-10 International Business Machines Corporation A method for sync-ahead on a dual mode high-power-low-power device and apparatus therefore

Also Published As

Publication number Publication date
GB2130405B (en) 1984-11-21
GB2130405A (en) 1984-05-31

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19930828